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The price of the book is marked 20% above the C.P. If the marked price of the book is Rs. 180, then what is the cost of the paper used in a single copy of the book ? |
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Answer: Option B Explanation: Clearly, marked price of the book = 12% of C.P.Also, cost of paper = 25% of C.P. Let the cost of paper for a single book be Rs. n. Then, 120 : 25 = 180 : n  n = Rs.  25 x 180/120  = Rs. 37.50. |
The following pie-chart shows the percentage distribution of the expenditure incurred in publishing a book. Study the pie-chart and answer the questions based on it.
Various expenditures (In Percentage) Incurred in Publishing A Book
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